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Super Precision Angular Contact Ball Bearings 7009 CDTP/HCP4B

Super Precision Angular Contact Ball Bearings 7009 CDTP/HCP4B

The 7009 CDTP/HCP4B is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, designed for high-speed applications. It features a 15° contact angle and is made from durable chrome steel with ceramic balls for smooth operation.

This bearing handles radial loads up to 6435 lbf and spins at speeds up to 22,000 RPM, making it suitable for demanding tasks. Its phenolic cage ensures stability, while the open design allows for easy lubrication.

With a P4 tolerance class, it offers exceptional accuracy for precision machinery. The matched arrangement and preload options provide flexibility for various setups.

Ideal for use in spindles, machine tools, or high-performance motors, this bearing operates reliably in temperatures from -30°C to 110°C. Weighing just 0.2kg, it’s lightweight yet robust for its size.

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Product Parameters

  • Part Number 7009 CDTP/HCP4B
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 75 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 17
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 6435 lbf
  • Static Radial Load 5040 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.2 kg
  • Price（$） 231.66
Super Precision Angular Contact Ball Bearings 7009 CDTP/HCP4B dimension drawing
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Features

How Does 7009 CDTP/HCP4B Bearing Achieve Super Precision?

7009 CDTP/HCP4B Bearing features a 15° contact angle and ceramic balls, ensuring high precision and smooth operation.

Its P4 tolerance class (ABEC-7) guarantees consistent performance in demanding applications.

The phenolic cage maintains ball alignment, reducing friction and extending service life.

With a maximum speed of 22,000 rpm, it excels in high-speed environments.

Application

Key Fields for 7009 CDTP/HCP4B Bearing
7009 CDTP/HCP4B Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4 tolerance ensures precise alignment, crucial for maintaining accuracy in CNC operations.

In automotive applications, 7009 CDTP/HCP4B Bearing supports electric motor shafts, handling both radial and axial loads efficiently. Its 15° contact angle provides stability during high-speed rotations, making it ideal for performance vehicles.

For medical imaging devices like MRI scanners, 7009 CDTP/HCP4B Bearing’s chrome steel rings offer durability while maintaining smooth motion. The open design allows for easy lubrication, extending service life in critical healthcare equipment.

Automation systems benefit from 7009 CDTP/HCP4B Bearing’s matched arrangement, ensuring consistent performance in robotic arms. The preload option further enhances rigidity, reducing vibration in precision assembly lines.

In consumer electronics, 7009 CDTP/HCP4B Bearing is found in high-end printers, where its low noise and high-speed capability improve print quality. The metric sizing ensures compatibility with various European and Asian models.

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